319896464 has 40 divisors (see below), whose sum is σ = 661654080. Its totient is φ = 149385600.

The previous prime is 319896461. The next prime is 319896529. The reversal of 319896464 is 464698913.

It is not an unprimeable number, because it can be changed into a prime (319896461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14174 + ... + 28994.

It is an arithmetic number, because the mean of its divisors is an integer number (16541352).

Almost surely, 2^319896464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 319896464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (330827040).

319896464 is an abundant number, since it is smaller than the sum of its proper divisors (341757616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

319896464 is a wasteful number, since it uses less digits than its factorization.

319896464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14919 (or 14913 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 50.

The square root of 319896464 is about 17885.6496667021. The cubic root of 319896464 is about 683.9166023510.

The spelling of 319896464 in words is "three hundred nineteen million, eight hundred ninety-six thousand, four hundred sixty-four".